Jobst Sensifoot Over The Calf Sock White Small Gowns Protection Made with a vinyl that HERH6036TW Made with a vinyl that is specially formulated to release air slowly if a sharp object like a pen or pencil accidentally punctures the ball * Non slip surface is ribbed for extra security * Mottled color differentiates it from standard balls * Can support up to 600 pounds (272kg) * Comes in a polybag * 33 38 * Four flexible metal stays provide posterior compression while the 4 premium elastic side pulls provide adjustable abdominal compression * Measurement is hip circumference * Quality shoulder straps help provide upper body support and encourage wearing of the support during rest periods Flat low profile toe seam reduces irritation and pressure on toes * Acrylic padding reduces friction and provides cushioning for comfort * Acrylic yarn wicks away moisture to help keep feet cool and dry * Antimicrobial finish helps prevent growth of bacteria and fungi on the sock and helps eliminate odor *